Home / 2,288,933.76-3,158,581.44-1,270,339.20

Finding the Fourth Proportional to 2,288,933.76, 3,158,581.44 and 1,270,339.20

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Solution

The fourth proportional to 2,288,933.76, 3,158,581.44 and 1,270,339.20 is: 1,752,986.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,933.76 : 3,158,581.44 = 1,270,339.20 : x
  2. Step 2: Convert to fraction form
    2,288,933.76/3,158,581.44 = 1,270,339.20/x
  3. Step 3: Cross multiply
    2,288,933.76x = 3,158,581.44 × 1,270,339.20
  4. Step 4: Simplify right side
    2,288,933.76x = 4,012,469,819,624.45
  5. Step 5: Solve for x
    x = 4,012,469,819,624.45/2,288,933.76
  6. Step 6: Final answer
    x = 1,752,986.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.